美国“信息高速公路”的内容和意义“信息高速公路”即“国家信息基础设施”（Ｎｌｌ）是在美全国范畴内利用通信技术、计算机技术、数据图象库技术、多媒体技术和各种软件技术等，寓人类科学研究、生产工作及生活娱乐为一体的国家高速信息网。其主要特点如下：（１）规模... Content and Significance of the U.S. “Information Superhighway” The “Information Superhighway” or “National Information Infrastructure” (NII) is a nationwide use of communication technology, computer technology, data image library technology, multimedia technology and various software Technology, etc., integrating human science research, production work and live entertainment as one of the national high-speed information network. Its main features are as follows: (1) scale ...